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Product Description
Product Specification | ||||||||||
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GB/T 12235 | GB/T12221 | JB/T82 | JB/T19092 | GB/T91224 | GB/T 12220 | JB/T 7928 | ||||
Main Part Material | ||||||||||
Part Name | Part Materical | |||||||||
Body/Bonnet | WCB | ZGCr5Mo | ZG1Cr18Ni9Ti | ZGOCr18Ni12Mo2Ti | ||||||
valve disc | WCB | 1Cr5Mo | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | ||||||
valve stem | 20Cr13 | 25Cr2MoV | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | ||||||
filler | /Flexible Graphite | /PTFE | ||||||||
gasket | 18-8//18-8/Flexible Graphite | |||||||||
bolt | 35/35CrMo | 25Cr2MoV | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | ||||||
Applicable temperature | -29-425℃ | -29-550℃ | -40-200℃ | -40-200℃ | ||||||
Applicable Medium | Water,Oil,Steam | Steam,Oil | Nitric Acid | Acetic Acid | ||||||
STREAMLINE,OUTSIDE SCREW AND YOKE
BOLTED BONNET
LOOSE DISC
RISING STEM AND HANDWHEEL
YOKE INTEGRAL WITH BONNET
AVAILABLE WITH GEAR OPERATOR
FLANGED ENDS
WCB cast steel body, good mechanical performance for high temperature & high pressure
Rigid sealing structure, reliable shut‑off performance
Compact bonnet design, convenient for maintenance
Flanged connection for easy installation and disassembly
Stable performance for steam, oil and other industrial medium
Petrochemical industry pipelines
Power station steam piping
High‑temperature heat‑supply systems
Oil and gas industrial pipelines
Industrial process shut‑off working conditions
大类
